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Finding the Fourth Proportional to 44,815, 67,234.68 and 13,650.28

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Solution

The fourth proportional to 44,815, 67,234.68 and 13,650.28 is: 20,479.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,815 : 67,234.68 = 13,650.28 : x
  2. Step 2: Convert to fraction form
    44,815/67,234.68 = 13,650.28/x
  3. Step 3: Cross multiply
    44,815x = 67,234.68 × 13,650.28
  4. Step 4: Simplify right side
    44,815x = 917,772,207.71
  5. Step 5: Solve for x
    x = 917,772,207.71/44,815
  6. Step 6: Final answer
    x = 20,479.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.